   (q/background 255)
   (let [orig (q/create-graphics 100 100)
         modes [[:threshold]
-               [:threshold 0.7]
+               [:threshold 0.2]
                [:gray]
                [:invert]
                [:posterize 20]

    (q/update-pixels)))

(defsnippet set-image
  "set-image"
  {}

  (q/background 255)

  (q/background 255)
  (let [orig (q/create-graphics 100 100)
        modes [[:threshold]
               [:threshold 0.2]
               [:gray]
               [:invert]
               [:posterize 20]
